Watch — 5x22

: Buffy realizes the "gift" the First Slayer spoke of is death; she chooses to jump into the mystical portal to save her sister, Dawn, and the world.

: Buffy’s final words to Dawn: "The hardest thing in this world is to live in it. Be brave. Live." The Vampire Diaries: "Home " Watch 5x22

: It was originally written to end the show before it moved from The WB to UPN, which is why it feels so final. : Buffy realizes the "gift" the First Slayer